/*
 * WiFiAnalyzer
 * Copyright (C) 2019  VREM Software Development <VREMSoftwareDevelopment@gmail.com>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>
 */

package com.vrem.wifianalyzer;

import android.os.Looper;

import org.robolectric.Robolectric;

import androidx.annotation.NonNull;
import androidx.fragment.app.Fragment;
import androidx.fragment.app.FragmentManager;
import androidx.fragment.app.FragmentTransaction;

import static org.robolectric.Shadows.shadowOf;

public enum RobolectricUtil {
    INSTANCE;

    private final MainActivity mainActivity;

    RobolectricUtil() {
        mainActivity = Robolectric.setupActivity(MainActivity.class);
    }

    public MainActivity getActivity() {
        return mainActivity;
    }

    public void startFragment(@NonNull Fragment fragment) {
        FragmentManager fragmentManager = mainActivity.getSupportFragmentManager();
        FragmentTransaction fragmentTransaction = fragmentManager.beginTransaction();
        fragmentTransaction.add(fragment, null);
        fragmentTransaction.commit();

        clearLooper();
    }

    public void clearLooper() {
        shadowOf(Looper.getMainLooper()).idle();
    }

}